No one will notice that you didn't shave your armpits unless it's broad daylight & you're either writing on the top of the board or putting your hands in the air like you just don't care. They won't notice that you didn't shave your legs unless they touch them.
They probably won't notice if you're underdressed, but they will if you're overdressed.
They probably won't notice the stain on your shirt, but they will notice if you get roaring drunk.
They won't notice that your clothes are wrinkly, but they will notice if you're a starched shirt.
They won't notice that your shoes are old or scuffed, but they will notice if they're excessively shiny.
They won't notice if your clothes don't match; even if they do, they'll think it's your intentional style.
They probably won't notice if you dress conservatively, but they'll notice if you let it all hang out.
They won't notice if you wear flats, but they will notice if you wear high heels.
They won't notice a run in your hose or that your shoes don't exactly match unless you point it out. (One day I accidentally wore two different boots to class, & no one noticed.)
They won't notice if you wear the same basic outfit every day unless it's a distinctive dress.
They'll notice if you wear a scarf. They'll notice if you wear colorful shoes.
They'll probably notice if your pants or your skirt is too short.
They won't notice your plain old handbag, but they will notice your designer purse.
They won't notice if your purse & belt & shoes & bag don't match each other, but they'll notice if they do.
They probably won't notice if you're having a bad hair day, but they'll notice if you make a dramatic hair change.
They probably won't notice the pimple on your face, but they will notice if you never smile.
They won't notice if you don't talk, but they will notice if you never let anyone else talk.
They may not notice if you're nice, but they'll definitely notice if you're mean.